[PATCH 1/2] omap3isp: Don't access ISP_CTRL directly in the statistics modules
From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Date: 2012-06-26 01:34:58
Subsystem:
media input infrastructure (v4l/dvb), the rest · Maintainers:
Mauro Carvalho Chehab, Linus Torvalds
Use the existing omap3isp_subclk_enable() and omap3isp_subclk_disable() functions instead. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> --- drivers/media/video/omap3isp/isp.c | 4 +++- drivers/media/video/omap3isp/isp.h | 9 +++++---- drivers/media/video/omap3isp/isph3a_aewb.c | 10 ++-------- drivers/media/video/omap3isp/isph3a_af.c | 10 ++-------- drivers/media/video/omap3isp/isphist.c | 6 ++---- 5 files changed, 14 insertions(+), 25 deletions(-)
diff --git a/drivers/media/video/omap3isp/isp.c b/drivers/media/video/omap3isp/isp.c
index 1c34763..2e1f322 100644
--- a/drivers/media/video/omap3isp/isp.c
+++ b/drivers/media/video/omap3isp/isp.c@@ -1281,7 +1281,9 @@ static void __isp_subclk_update(struct isp_device *isp) { u32 clk = 0; - if (isp->subclk_resources & OMAP3_ISP_SUBCLK_H3A) + /* AEWB and AF share the same clock. */ + if (isp->subclk_resources & + (OMAP3_ISP_SUBCLK_AEWB | OMAP3_ISP_SUBCLK_AF)) clk |= ISPCTRL_H3A_CLK_EN; if (isp->subclk_resources & OMAP3_ISP_SUBCLK_HIST)
diff --git a/drivers/media/video/omap3isp/isp.h b/drivers/media/video/omap3isp/isp.h
index fc7af3e..ba2159b 100644
--- a/drivers/media/video/omap3isp/isp.h
+++ b/drivers/media/video/omap3isp/isp.h@@ -90,10 +90,11 @@ enum isp_sbl_resource { enum isp_subclk_resource { OMAP3_ISP_SUBCLK_CCDC = (1 << 0), - OMAP3_ISP_SUBCLK_H3A = (1 << 1), - OMAP3_ISP_SUBCLK_HIST = (1 << 2), - OMAP3_ISP_SUBCLK_PREVIEW = (1 << 3), - OMAP3_ISP_SUBCLK_RESIZER = (1 << 4), + OMAP3_ISP_SUBCLK_AEWB = (1 << 1), + OMAP3_ISP_SUBCLK_AF = (1 << 2), + OMAP3_ISP_SUBCLK_HIST = (1 << 3), + OMAP3_ISP_SUBCLK_PREVIEW = (1 << 4), + OMAP3_ISP_SUBCLK_RESIZER = (1 << 5), }; /* ISP: OMAP 34xx ES 1.0 */
diff --git a/drivers/media/video/omap3isp/isph3a_aewb.c b/drivers/media/video/omap3isp/isph3a_aewb.c
index a3c76bf..036e996 100644
--- a/drivers/media/video/omap3isp/isph3a_aewb.c
+++ b/drivers/media/video/omap3isp/isph3a_aewb.c@@ -93,17 +93,11 @@ static void h3a_aewb_enable(struct ispstat *aewb, int enable) if (enable) { isp_reg_set(aewb->isp, OMAP3_ISP_IOMEM_H3A, ISPH3A_PCR, ISPH3A_PCR_AEW_EN); - /* This bit is already set if AF is enabled */ - if (aewb->isp->isp_af.state != ISPSTAT_ENABLED) - isp_reg_set(aewb->isp, OMAP3_ISP_IOMEM_MAIN, ISP_CTRL, - ISPCTRL_H3A_CLK_EN); + omap3isp_subclk_enable(aewb->isp, OMAP3_ISP_SUBCLK_AEWB); } else { isp_reg_clr(aewb->isp, OMAP3_ISP_IOMEM_H3A, ISPH3A_PCR, ISPH3A_PCR_AEW_EN); - /* This bit can't be cleared if AF is enabled */ - if (aewb->isp->isp_af.state != ISPSTAT_ENABLED) - isp_reg_clr(aewb->isp, OMAP3_ISP_IOMEM_MAIN, ISP_CTRL, - ISPCTRL_H3A_CLK_EN); + omap3isp_subclk_disable(aewb->isp, OMAP3_ISP_SUBCLK_AEWB); } }
diff --git a/drivers/media/video/omap3isp/isph3a_af.c b/drivers/media/video/omap3isp/isph3a_af.c
index 58e0bc4..42ccce3 100644
--- a/drivers/media/video/omap3isp/isph3a_af.c
+++ b/drivers/media/video/omap3isp/isph3a_af.c@@ -143,17 +143,11 @@ static void h3a_af_enable(struct ispstat *af, int enable) if (enable) { isp_reg_set(af->isp, OMAP3_ISP_IOMEM_H3A, ISPH3A_PCR, ISPH3A_PCR_AF_EN); - /* This bit is already set if AEWB is enabled */ - if (af->isp->isp_aewb.state != ISPSTAT_ENABLED) - isp_reg_set(af->isp, OMAP3_ISP_IOMEM_MAIN, ISP_CTRL, - ISPCTRL_H3A_CLK_EN); + omap3isp_subclk_enable(af->isp, OMAP3_ISP_SUBCLK_AF); } else { isp_reg_clr(af->isp, OMAP3_ISP_IOMEM_H3A, ISPH3A_PCR, ISPH3A_PCR_AF_EN); - /* This bit can't be cleared if AEWB is enabled */ - if (af->isp->isp_aewb.state != ISPSTAT_ENABLED) - isp_reg_clr(af->isp, OMAP3_ISP_IOMEM_MAIN, ISP_CTRL, - ISPCTRL_H3A_CLK_EN); + omap3isp_subclk_disable(af->isp, OMAP3_ISP_SUBCLK_AF); } }
diff --git a/drivers/media/video/omap3isp/isphist.c b/drivers/media/video/omap3isp/isphist.c
index 1163907..d1a8dee 100644
--- a/drivers/media/video/omap3isp/isphist.c
+++ b/drivers/media/video/omap3isp/isphist.c@@ -167,13 +167,11 @@ static void hist_enable(struct ispstat *hist, int enable) if (enable) { isp_reg_set(hist->isp, OMAP3_ISP_IOMEM_HIST, ISPHIST_PCR, ISPHIST_PCR_ENABLE); - isp_reg_set(hist->isp, OMAP3_ISP_IOMEM_MAIN, ISP_CTRL, - ISPCTRL_HIST_CLK_EN); + omap3isp_subclk_enable(hist->isp, OMAP3_ISP_SUBCLK_HIST); } else { isp_reg_clr(hist->isp, OMAP3_ISP_IOMEM_HIST, ISPHIST_PCR, ISPHIST_PCR_ENABLE); - isp_reg_clr(hist->isp, OMAP3_ISP_IOMEM_MAIN, ISP_CTRL, - ISPCTRL_HIST_CLK_EN); + omap3isp_subclk_disable(hist->isp, OMAP3_ISP_SUBCLK_HIST); } }
--
1.7.3.4